org.apache.ignite.internal.processors.cache.distributed.near

Class GridNearLockRequest<K,V>

java.lang.Object

org.apache.ignite.plugin.extensions.communication.MessageAdapter

org.apache.ignite.internal.processors.cache.GridCacheMessage<K,V>

org.apache.ignite.internal.processors.cache.distributed.GridDistributedBaseMessage<K,V>

org.apache.ignite.internal.processors.cache.distributed.GridDistributedLockRequest<K,V>

org.apache.ignite.internal.processors.cache.distributed.near.GridNearLockRequest<K,V>

All Implemented Interfaces:

Serializable, GridCacheDeployable, GridCacheVersionable

public class GridNearLockRequest<K,V>
extends GridDistributedLockRequest<K,V>

Near cache lock request.

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.ignite.plugin.extensions.communication.MessageAdapter

MessageAdapter.Type

Field Summary

Fields inherited from class org.apache.ignite.internal.processors.cache.distributed.GridDistributedLockRequest

idx

Fields inherited from class org.apache.ignite.internal.processors.cache.distributed.GridDistributedBaseMessage

ver

Fields inherited from class org.apache.ignite.internal.processors.cache.GridCacheMessage

CACHE_MSG_INDEX_FIELD_NAME, cacheId, MAX_CACHE_MSG_LOOKUP_INDEX

Fields inherited from class org.apache.ignite.plugin.extensions.communication.MessageAdapter

reader, readState

Constructor Summary

Constructors

Constructor and Description
GridNearLockRequest() Empty constructor required for Externalizable.
GridNearLockRequest(int cacheId, long topVer, UUID nodeId, long threadId, IgniteUuid futId, GridCacheVersion lockVer, boolean isInTx, boolean implicitTx, boolean implicitSingleTx, boolean isRead, TransactionIsolation isolation, boolean isInvalidate, long timeout, int keyCnt, int txSize, boolean syncCommit, IgniteTxKey grpLockKey, boolean partLock, UUID subjId, int taskNameHash, long accessTtl)

Method Summary

Methods

Modifier and Type	Method and Description
long	accessTtl()
void	addKeyBytes(K key, byte[] keyBytes, boolean retVal, GridCacheVersion dhtVer, GridCacheContext<K,V> ctx) Adds a key.
GridCacheVersion	dhtVersion(int idx)
byte	directType() Gets message type.
IgnitePredicate<javax.cache.Cache.Entry<K,V>>[]	filter()
void	filter(IgnitePredicate<javax.cache.Cache.Entry<K,V>>[] filter, GridCacheContext<K,V> ctx)
void	finishUnmarshal(GridCacheSharedContext<K,V> ctx, ClassLoader ldr) This method is called after the message is deserialized and is responsible for unmarshalling state marshalled in GridCacheMessage.prepareMarshal(GridCacheSharedContext) method.
boolean	hasTransforms()
void	hasTransforms(boolean hasTransforms)
boolean	implicitSingleTx()
boolean	implicitTx()
IgniteUuid	miniId()
void	miniId(IgniteUuid miniId)
boolean	onePhaseCommit()
void	onePhaseCommit(boolean onePhaseCommit)
void	prepareMarshal(GridCacheSharedContext<K,V> ctx) This method is called before the whole message is serialized and is responsible for pre-marshalling state.
boolean	readFrom(ByteBuffer buf) Reads this message from provided byte buffer.
UUID	subjectId()
boolean	syncCommit()
int	taskNameHash()
long	topologyVersion() Gets topology version or -1 in case of topology version is not required for this message.
String	toString()
boolean	writeTo(ByteBuffer buf, MessageWriter writer) Writes this message to provided byte buffer.

Methods inherited from class org.apache.ignite.internal.processors.cache.distributed.GridDistributedLockRequest

addKeyBytes, futureId, groupLock, groupLockKey, inTx, isInvalidate, isolation, keyBytes, keys, nearXidVersion, nodeId, partitionLock, returnFlags, returnValue, threadId, timeout, txRead, txSize

Methods inherited from class org.apache.ignite.internal.processors.cache.distributed.GridDistributedBaseMessage

candidatesByIndex, candidatesByIndex, candidatesByKey, candidatesByKey, candidatesByKey, committedVersions, completedVersions, keysCount, rolledbackVersions, version, version

Methods inherited from class org.apache.ignite.internal.processors.cache.GridCacheMessage

allowForStartup, cacheId, cacheId, classError, deployInfo, ignoreClassErrors, lookupIndex, marshalBooleanLinkedMap, marshalCollection, marshalFilter, marshalInfo, marshalInfos, marshalInvokeArguments, marshalTx, marshalValuesCollection, messageId, nextIndexId, onClassError, prepare, prepareFilter, prepareObject, prepareObjects, transactional, transferExpiryPolicy, unmarshalBooleanLinkedMap, unmarshalCollection, unmarshalFilter, unmarshalInfo, unmarshalInfos, unmarshalInvokeArguments, unmarshalTx, unmarshalValueBytesCollection

Methods inherited from class org.apache.ignite.plugin.extensions.communication.MessageAdapter

setReader, skipRecovery

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.apache.ignite.internal.processors.cache.GridCacheDeployable

deployInfo, prepare

Constructor Detail

GridNearLockRequest

public GridNearLockRequest()

Empty constructor required for Externalizable.

GridNearLockRequest

public GridNearLockRequest(int cacheId,
                   long topVer,
                   UUID nodeId,
                   long threadId,
                   IgniteUuid futId,
                   GridCacheVersion lockVer,
                   boolean isInTx,
                   boolean implicitTx,
                   boolean implicitSingleTx,
                   boolean isRead,
                   TransactionIsolation isolation,
                   boolean isInvalidate,
                   long timeout,
                   int keyCnt,
                   int txSize,
                   boolean syncCommit,
                   @Nullable
                   IgniteTxKey grpLockKey,
                   boolean partLock,
                   @Nullable
                   UUID subjId,
                   int taskNameHash,
                   long accessTtl)

Parameters:

cacheId - Cache ID.

topVer - Topology version.

nodeId - Node ID.

threadId - Thread ID.

futId - Future ID.

lockVer - Cache version.

isInTx - True if implicit transaction lock.

implicitTx - Flag to indicate that transaction is implicit.

implicitSingleTx - Implicit-transaction-with-one-key flag.

isRead - Indicates whether implicit lock is for read or write operation.

isolation - Transaction isolation.

isInvalidate - Invalidation flag.

timeout - Lock timeout.

keyCnt - Number of keys.

txSize - Expected transaction size.

syncCommit - Synchronous commit flag.

grpLockKey - Group lock key if this is a group-lock transaction.

partLock - If partition is locked.

subjId - Subject ID.

taskNameHash - Task name hash code.

accessTtl - TTL for read operation.

Method Detail

topologyVersion

public long topologyVersion()

Description copied from class: GridCacheMessage

Gets topology version or -1 in case of topology version is not required for this message.

Overrides:

topologyVersion in class GridCacheMessage<K,V>

Returns:

Topology version.

subjectId

public UUID subjectId()

Returns:

Subject ID.

taskNameHash

public int taskNameHash()

Returns:

Task name hash.q

implicitTx

public boolean implicitTx()

Returns:

Implicit transaction flag.

implicitSingleTx

public boolean implicitSingleTx()

Returns:

Implicit-transaction-with-one-key flag.

onePhaseCommit

public boolean onePhaseCommit()

Returns:

One phase commit flag.

onePhaseCommit

public void onePhaseCommit(boolean onePhaseCommit)

Parameters:

onePhaseCommit - One phase commit flag.

syncCommit

public boolean syncCommit()

Returns:

Sync commit flag.

filter

public IgnitePredicate<javax.cache.Cache.Entry<K,V>>[] filter()

Returns:

Filter.

filter

public void filter(IgnitePredicate<javax.cache.Cache.Entry<K,V>>[] filter,
          GridCacheContext<K,V> ctx)
            throws IgniteCheckedException

Parameters:

filter - Filter.

ctx - Context.

Throws:

IgniteCheckedException - If failed.

miniId

public IgniteUuid miniId()

Returns:

Mini future ID.

miniId

public void miniId(IgniteUuid miniId)

Parameters:

miniId - Mini future Id.

hasTransforms

public void hasTransforms(boolean hasTransforms)

Parameters:

hasTransforms - True if originating transaction has transform entries.

hasTransforms

public boolean hasTransforms()

Returns:

True if originating transaction has transform entries.

addKeyBytes

public void addKeyBytes(K key,
               byte[] keyBytes,
               boolean retVal,
               @Nullable
               GridCacheVersion dhtVer,
               GridCacheContext<K,V> ctx)
                 throws IgniteCheckedException

Adds a key.

Parameters:

key - Key.

retVal - Flag indicating whether value should be returned.

keyBytes - Key bytes.

dhtVer - DHT version.

ctx - Context.

Throws:

IgniteCheckedException - If failed.

dhtVersion

public GridCacheVersion dhtVersion(int idx)

Parameters:

idx - Index of the key.

Returns:

DHT version for key at given index.

accessTtl

public long accessTtl()

Returns:

TTL for read operation.

prepareMarshal

public void prepareMarshal(GridCacheSharedContext<K,V> ctx)
                    throws IgniteCheckedException

This method is called before the whole message is serialized and is responsible for pre-marshalling state.

Overrides:

prepareMarshal in class GridDistributedLockRequest<K,V>

Parameters:

ctx - Cache context.

Throws:

IgniteCheckedException - If failed.

finishUnmarshal

public void finishUnmarshal(GridCacheSharedContext<K,V> ctx,
                   ClassLoader ldr)
                     throws IgniteCheckedException

This method is called after the message is deserialized and is responsible for unmarshalling state marshalled in GridCacheMessage.prepareMarshal(GridCacheSharedContext) method.

Overrides:

finishUnmarshal in class GridDistributedLockRequest<K,V>

Parameters:

ctx - Context.

ldr - Class loader.

Throws:

IgniteCheckedException - If failed.

writeTo

public boolean writeTo(ByteBuffer buf,
              MessageWriter writer)

Writes this message to provided byte buffer.

Overrides:

writeTo in class GridDistributedLockRequest<K,V>

Parameters:

buf - Byte buffer.

writer - Writer.

Returns:

Whether message was fully written.

readFrom

public boolean readFrom(ByteBuffer buf)

Reads this message from provided byte buffer.

Overrides:

readFrom in class GridDistributedLockRequest<K,V>

Parameters:

buf - Byte buffer.

Returns:

Whether message was fully read.

directType

public byte directType()

Gets message type.

Overrides:

directType in class GridDistributedLockRequest<K,V>

Returns:

Message type.

toString

public String toString()

Overrides:

toString in class GridDistributedLockRequest<K,V>